 The sixth standard parallel south of Mount Diablo Range at 35°48′ north, 13.8344 miles south of the 36th parallel, forms a continuous boundary between the California counties of
Monterey,
Kings,
Tulare, and
Inyo
on the north and the counties of
San Luis Obispo,
Kern, and San Bernardino
on the south.It is sometimes taken as the boundary between Central California and Southern California.The parallel 36° north approximately forms the southernmost boundary of the Missouri Bootheel with the State of Arkansas.